adj. 25B6; adjective
a brutal attack : SAVAGE, cruel, vicious, ferocious, barbaric, barbarous, wicked, murderous, bloodthirsty, cold-blooded, callous, heartless, merciless, sadistic; heinous, monstrous, abominable, atrocious.
brutal honesty : UNSPARING, unstinting, unembellished, unvarnished, bald, naked, stark, blunt, direct, straightforward, frank, outspoken, forthright, plain-spoken; complete, total.
gentle.